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Download full textRuss-Eft, Darlene F. – 1980
With increasing reliance being placed on the results of their surveys, the National Center for Education Statistics (NCES) recognized a need for these survey results to be valid and reliable. As part of the work of the Statistical Analysis Group in Education (SAGE), an effort was undertaken to investigate validity and reliability in survey…
Descriptors: Concurrent Validity, Construct Validity, Content Validity, Data Collection
